Method of extruding and bonding biodegradable structured packing
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United States of America Patent
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Mar 24, 1998
Grant Date -
N/A
app pub date -
Jul 10, 1996
filing date -
Nov 10, 1994
priority date (Note) -
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Abstract
A biodegradable structured packing formed from laminated layers of biodegradable filler. The filler is formed from a starch base and extruded into sheets. The surfaces of the sheets are treated with a substance such as water to promote tackification and bonding and pressed together to form a laminate assembly. The laminate assembly may then be used as is or then cut to any of a variety of shapes for packing and related purposes.
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